WHAT IS BIG DATA ?

A vast quantity of UNSTRUCTURED data, which we
now have the ability to process in REAL-TIME.

WHY IS IT BECOMING IMPORTANT NOW ?

RISE OF SMARTPHONES WITH GPS AND INTERNET CONNECTIVITY

There are 4.6 billion mobile-phone subscriptions worldwide and there are between 1 and 2 billion people accessing the internet.

AERIAL SENSORS AND SENSOR NETWORKS

The NASA Center for Climate Simulation stores 32 petabytes of climate observations and simulations on the Discover supercomputing cluster.

SOCIAL NETWORK ADOPTION

Facebook has 1.06 billion monthly active users with 30 billion pieces of content shared on Facebook every month. There are roughly 175 million tweets every day, from more than 465 million accounts.

HOW BIG IS BIG DATA ?

2.7 Zetabytes (that's 27 with 21 0s after it) of data exist in the digital universe today.
By 2020 analysts predict the amount of data will be 50x what it is today.
In 2012 90% of all the data that existed in our entire history had been created in the previous 2 years.
Every 2 days we create as much information as we did from the beginning of time up to 2003.

HOW ARE PEOPLE USING IT ?

L.A.P.D. AND UNIVERSITY OF CALIFORNIA

The LAPD and University of California are using Big Data to predict crime before it even happens.